fix nvim: nordfox bg color

dot_config/exact_nvim/exact_lua/exact_plugins/nightfox.lua

@@ -5,15 +5,27 @@ return {
     lazy = false,
     priority = 1000,
     config = function()
+      -- 自訂配色
+      local palettes = {
+        nordfox = {
+          -- A specific style's value will be used over the `all`'s value
+          bg1 = "#2f3440", -- 故意改背景顏色為別的極相似色（因為當背景顏色和終端機背景顏色完全一致時，會觸發終端機透明的設定）
+        },
+      }
+
       require("nightfox").setup({
         options = {
+          transparent = false,     -- Disable setting background
+          terminal_colors = true,  -- Set terminal colors (vim.g.terminal_color_*) used in `:terminal`
           styles = {
             comments = "italic",
             keywords = "bold",
             types = "italic,bold",
           },
         },
+        palettes = palettes
       })
+
       vim.cmd("colorscheme nordfox")
     end,
   },